Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Mammalia Linnaeus, 1758 - mammals
               Subclass Eutheria Gill, 1872 see Infraclass Eutheria Gill, 1872
                 Superorder Protungulata
                   Order †Condylarthra Cope, 1881
                     Superfamily †Mesonychoidea
                       Family †Mesonychidae Cope, 1875
                         Genus †Andrewsarchus Osborn, 1924
                         Genus †Honanodon Chow, 1965
                         3 Genus †Mesonyx Cope, 1872
                         4 Genus †Dissacus Cope, 1881
                         5 Genus †Pachyaena Cope, 1874